| Patents Granted on 1881-__-__ |
Patents 1 -
15
of 476
      |
| Number | Date | Patentee | Title | Type |
| 236,163 | Jan. 04, 1881 | W. Jones | Scroll-saw | scrollsaws |
| 236,236 | Jan. 04, 1881 | J.W. McKee | Drag-sawing machine | drag saws |
| 236,258 | Jan. 04, 1881 | J. Ravel | Oscillating Gas Motor | gas engines |
| 236,335 | Jan. 04, 1881 | W.H. Johnson | Saw-clamp | saw vises |
| 236,401 | Jan. 11, 1881 | D. Robertson, J.R. Adams | Detachable Lip for Augers | auger bits |
| 236,422 | Jan. 11, 1881 | R. Bickemeyer | Machine for turning irregular forms | pattern lathes |
| 236,469 | Jan. 11, 1881 | C.D. Waters | Square & Bevel Suface Gage | surface gauges |
| 236,475 | Jan. 11, 1881 | J.A. Ambler, A.C. Ambler | Mechanism for finishing the bottoms of boots and shoes | cobbler |
| 236,564 | Jan. 11, 1881 | R. Eickemeyer | Harvesting Machine | |
| 236,620 | Jan. 11, 1881 | W.J. Perkins | Shingle-sawing machine | shingle machines |
| 236,621 | Jan. 11, 1881 | J.W. Pettengill | Excelsior machine | excelsior machines |
| 236,636 | Jan. 11, 1881 | G.G. Shimer, S.J. Shimer | Cutter-head | cutterheads |
| 236,681 | Jan. 18, 1881 | W.P. Kellogg | Curry-comb | |
| 236,690 | Jan. 18, 1881 | E.C. Mulford | Saw-tooth | |
| 236,692 | Jan. 18, 1881 | S.B. Peakman | Screw-Driver | screwdrivers |
